Utility knife



FIG. 1 is a front perspective view of the utility knife of the present invention showing my new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is an opposite side elevational view thereof;

FIG. 4 is a back elevational view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and

FIG. 8 is a back perspective view of the utility knife of the present invention; and,

FIG. 9 is a front perspective view of the utility knife in a folded position.

The broken lines in the drawings illustrate features of the utility knife that form no part of the claim. 

CLAIM The ornamental design for a utility knife, as shown and described. 